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CVE-2026-118590medium6.9

nipy nibabel Header volumeutils.py array_from_file memory allocation

Impact

nipy nibabel up to 5.4.2 has a vulnerability in the array_from_file function, leading to uncontrolled memory allocation. The attack can be carried out remotely. The impact is uncontrolled memory allocation.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

nipy · VulDB

nibabel

3 ranges
VulDB version evidence

Compare with this publisher’s ranges. This does not inspect your installation.

affected

5.4.0

5.4.1

5.4.2

unaffected

unknown

Other versions: unknown

Product identifiers (CPE)cpe:2.3:a:nipy:nibabel:*:*:*:*:*:*:*:*

Original source description

A security vulnerability has been detected in nipy nibabel up to 5.4.2. The affected element is the function array_from_file of the file nibabel/volumeutils.py of the component Header Handler. The manipulation leads to uncontrolled memory allocation. The attack is possible to be carried out remotely. The pull request to fix this issue awaits acceptance.

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers · not supplied

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-118590

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-789 ↗

Uncontrolled Memory Allocation

VulDB

Related →
CWE-400 ↗

Resource Consumption

VulDB

Related →
Contributing organizations · 1
VulDB

Assigning organization

2026-10-29

What changed

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References

7 sources
github.com/nipy/nibabel/pull/1587
issue-trackingVulDB
vuldb.com/vuln/428028
vdb-entryVulDB
vuldb.com/vuln/428028/cti
signatureVulDB
vuldb.com/cve/CVE-2026-118590
third-party-advisoryVulDB
vuldb.com/submit/1026208
third-party-advisoryVulDB
github.com/nipy/nibabel/issues/1566
issue-trackingVulDB
View 1 more references
github.com/nipy/nibabel/
productVulDB